83980252277476 has 243 divisors, whose sum is σ = 162658240262427. Its totient is φ = 37934867604480.

The previous prime is 83980252277461. The next prime is 83980252277479. The reversal of 83980252277476 is 67477225208938.

The square root of 83980252277476 is 9164074.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 73863883248100 + 10116369029376 = 8594410^2 + 3180624^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83980252277479) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 743188073196 + ... + 743188073308.

Almost surely, 2^{83980252277476} is an apocalyptic number.

83980252277476 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

83980252277476 is the 9164074-th square number.

It is an amenable number.

83980252277476 is a deficient number, since it is larger than the sum of its proper divisors (78677987984951).

83980252277476 is a wasteful number, since it uses less digits than its factorization.

83980252277476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 568995840, while the sum is 70.

The spelling of 83980252277476 in words is "eighty-three trillion, nine hundred eighty billion, two hundred fifty-two million, two hundred seventy-seven thousand, four hundred seventy-six".